package com.heima.user.service.impl;

import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.user.dtos.LoginDto;
import com.heima.model.user.pojos.ApUser;
import com.heima.user.mapper.ApUserMapper;
import com.heima.user.service.ApUserService;

import com.heima.utils.common.AppJwtUtil;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.util.DigestUtils;

import java.util.HashMap;

@Service
public class ApUserServiceImpl extends ServiceImpl<ApUserMapper, ApUser> implements ApUserService {


    @Override
    public ResponseResult login(LoginDto dto) {
        //1、正常登录（手机号+密码）
        if (!StringUtils.isBlank(dto.getPhone())&&!StringUtils.isBlank(dto.getPassword())){
            //查询用户
            ApUser apUser = getOne(Wrappers.<ApUser>lambdaQuery().eq(ApUser::getPhone, dto.getPhone()));
            if (apUser==null){
                return ResponseResult.errorResult(AppHttpCodeEnum.DATA_NOT_EXIST,"用户不存在");
            }
            //1.2对比密码
            String salt = apUser.getSalt();
            String pwd = dto.getPassword();
            pwd = DigestUtils.md5DigestAsHex((pwd + salt).getBytes());
        if (!pwd.equals(apUser.getPassword())){
            return ResponseResult.errorResult(AppHttpCodeEnum.LOGIN_PASSWORD_ERROR);
        }
        //返回数据
            HashMap<String, Object> map = new HashMap<>();
        map.put("token", AppJwtUtil.getToken(apUser.getId().longValue()));
        apUser.setSalt("");
        apUser.setPassword("");
        map.put("user",apUser);
        return ResponseResult.okResult(map);
        }else {
            //游客，同样返回token
            HashMap<String, Object> map = new HashMap<>();
            map.put("token",AppJwtUtil.getToken(0L));
            return ResponseResult.okResult(map);
        }
    }
}
